A roadside music shop featuring a confounding series of folk art installations.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.

While knives are the main feature in this store, visitors will also find dinosaur bones and meteorites.

One street divides a single town that stands in two U.S. states.

These hooded graves are the only of their kind in the United States.

An eerie, decaying ghost town destined to fade into the forest.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

You can walk through the first Boeing Air Force One, which famously carried JFK's casket from Dallas back to D.C.

A real flying saucer, contracted by the U.S. Air Force.

This stuffed pigeon of war had the very serious name "John Silver" until he lost a leg in battle.

Inside houses a vast collection of military aircraft and missiles spanning the ages.

A 30-year-old Sycamore tree grown from a seed taken to the moon and back.

This hidden treasure provides a charming access point along the south side of Baker Park.

This massive sycamore tree has been labeled as one of the largest in the state.

A priceless collection of the Nation's cryptologic history.

One artist’s scheme to expand museum viewing hours into the evening led to the illumination of an entire city.

Baltimore's first skyscraper may be home to the inspiration behind pulp fiction's most celebrated bird.

The world's oldest soul food restaurant is also one of its best.

Boats and fish both find their way through this massive hydroelectric structure.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

The final resting place of the businessman-turned-astronomer who helped discover Pluto stands near his observatory.

A planet-hunting astrograph built in the 1920s to seek out the so-called "Planet X" beyond Uranus.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.